Prime Minister Narendra Modi is likely to attend four rallies during BJP’s December “rath yatra” in West Bengal to give a thrust to the party’s campaign in the State ahead of the 2019 general elections, the party’s State unit said on Monday.BJP president Amit Shah will kick-start the three rath yatras in the State —Coochbehar district in the north on December 7, from Gangasagar in the south on December 9 and from Tarapith temple in Birbhum district on December 14.Target 22 The “rath yatra” would cover all the 42 Lok Sabha constituencies in West Bengal, where the BJP has set a target of winning over 22 seats. “Prime Minister Narendra Modi is likely to attend four rallies in Bengal during our rath yatra campaign in the State. We have informed the party central leadership and the PMO. The final dates are yet to be fixed. Let’s see what happens,” West Bengal BJP president Dilip Ghosh said. Mr. Modi is also scheduled to hold a public meeting at the historic Brigade Parade Ground in Kolkata early next year.